Last name Rigueiro (Rigueiro 
) , around the globe, is a rare family name. The cognomen Rigueiro is characteristic of Portugal, where it is quite a rare surname, Argentina, where it is a rare surname, and Spain. In absolute terms, it most frequently occurs in Argentina, Brazil, and Portugal. Very seldom, Rigueiro is the forename as well as the last name.
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| Rigueiro | Portugal, Argentina, Spain, Brazil, United States |
| josé antonio ricaurte y rigueiro Colombian jurist (1748-1804), CO (b. 1748) |
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| constança rigueiro researcher ORCID ID = 0000-0002-5152-7238 |
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| angie rigueiro Argentine professor, AR (b. 1988) |
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